| SP | Hershiser, O.Hershiser, Orel >> | 31 | 1989 | R | 70 | 33 | 33 | 9 | 14 | 5.33 | .361 | 1.68 | 11.5 | 3.7 | 4.9 | 212.2 | 270 | 127 | 126 | 9 | 87 | 115 | 5 | 0 | 0 | 1 | 14 | 3 | 2 | 3.74 |
| SP | Bielecki, M.Bielecki, Mike # >> | 30 | 1989 | R | 60 | 33 | 33 | 16 | 9 | 4.99 | .337 | 1.51 | 10.1 | 3.5 | 5.5 | 209.1 | 234 | 118 | 116 | 11 | 82 | 128 | 1 | 0 | 0 | 0 | 19 | 3 | 8 | 3.68 |
| SP | Brown, K.Brown, Kevin # >> | 24 | 1989 | R | 59 | 31 | 31 | 10 | 11 | 5.09 | .342 | 1.55 | 10.5 | 3.5 | 5.2 | 194.1 | 227 | 118 | 110 | 13 | 75 | 113 | 1 | 0 | 0 | 0 | 15 | 1 | 3 | 3.88 |
| RP | Honeycutt, R.Honeycutt, Rick >> | 35 | 1989 | L | 80 | 63 | 0 | 3 | 4 | 3.49 | .312 | 1.34 | 7.9 | 4.2 | 4.6 | 77.1 | 68 | 32 | 30 | 6 | 36 | 39 | 0 | 2 | 1 | 0 | 0 | 1 | 0 | 4.44 |
| RP | Harris, G.Harris, Greg >> | 26 | 1989 | R | 69 | 26 | 0 | 0 | 6 | 4.46 | .363 | 1.68 | 10.5 | 4.8 | 5.5 | 36.1 | 42 | 22 | 18 | 3 | 19 | 22 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 4.53 |
| RP | Aguilera, R.Aguilera, Rick >> | 28 | 1989 | R | 64 | 21 | 0 | 2 | 2 | 6.53 | .385 | 1.88 | 12.6 | 4.5 | 6.6 | 30.1 | 42 | 22 | 22 | 5 | 15 | 22 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 5.20 |
| CL | Burns, T.Burns, Todd † >> | 26 | 1989 | R | 91 | 66 | 0 | 5 | 4 | 3.16 | .285 | 1.20 | 6.7 | 4.2 | 4.1 | 82.2 | 61 | 30 | 29 | 4 | 38 | 37 | 0 | 40 | 5 | 0 | 0 | 0 | 2 | 4.12 |